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Xu Li
at Beijing Institute of Technology
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Publications (4)
Proceedings Article | 31 January 2020 Paper
An image clutter metric based on multidirectional difference hash
Yufei Zhao, Yong Song, Muhammad Sulaman, Xu Li, Zhengkun Guo, Xin Yang, Fengning Wang
Proceedings Volume 11427, 114272F (2020) https://doi.org/10.1117/12.2552348
Proceedings Article | 20 February 2018 Paper
Development and test of photon counting lidar
Chun-hui Wang, Ao-you Wang , Yu-liang Tao, Xu Li, Huan Peng, Pei-bei Meng
Proceedings Volume 10697, 106970N (2018) https://doi.org/10.1117/12.2309474
KEYWORDS: LIDAR, Photon counting, Receivers, Avalanche photodetectors, Telescopes, Ranging, Pulsed laser operation
Proceedings Article | 24 October 2017 Paper
Infrared dim small target segmentation method based on ALI-PCNN model
Shangnan Zhao, Yong Song, Yufei Zhao, Yun Li, Xu Li, Yurong Jiang, Lin Li
Proceedings Volume 10459, 104590A (2017) https://doi.org/10.1117/12.2284189
KEYWORDS: Image segmentation, Infrared imaging, Neural networks
Proceedings Article | 28 January 2005 Paper
Influence of signal and pump wavelengths on the characteristics of ultrashort-pulse optical parametric generation
Xu Li, Zhen-he Zhu, Tao Gu, Yu-nan Sun
Proceedings Volume 5646, (2005) https://doi.org/10.1117/12.580371
KEYWORDS: Picosecond phenomena, Nonlinear optics, Ultrafast phenomena, Dispersion, Differential equations, Nonlinear crystals, Infrared radiation, Signal attenuation, Wave propagation, Phase matching
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